Natural environment – Page 7
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Research
Noble metals dissolved without aqua regia
Decades-old study inspires acidic salt solutions for recovering gold and platinum group metals from catalytic waste
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Research
Options expanded for origin of Earth’s water
Enstatite chondrite meteroites contain enough hydrogen to have supplied three to five times the total mass of water in Earth’s oceans
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Designer plastic can be recycled over and over again
Bicyclic thiolactone building block makes for high-quality polymers with chemical recyclability
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Research
How the products of fire control the formation of snow
Nadine Borduas-Dedekind brings an organic chemist’s arrow-pushing insight to reactions in the atmosphere
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Machine learning concocts carbon dioxide conversion catalyst
Computation guides experiments towards a de-alloyed copper–aluminium catalyst
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Mineral map hopes to end concrete that has damaged thousands of US homes
Concrete containing pyrrhotite can disintegrate on exposure to air and water
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Self-assembling silver dendrites boost flux of carbon capture membrane
Non-equilibrium permeation conditions stimulate silver network growth in molten-carbonate membranes
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Artificial chloroplasts turn CO2 into multicarbon molecules, powered only by light
Microfluidic platform opens up non-natural metabolic pathways
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Spectroscopy from space lets satellites spy out ocean plastic patches
The technique could show where and how floating plastic patches form, and raise awareness of plastic pollution in the oceans
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Chemically stable membrane sieves molecules from multiple solvents
Janus pore design and solvent-resistant support behind efficient organic solvent nanofiltration system
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Water’s boat shape resolves disagreement between theory and experiment
Study finds that chair and flat hexamers can’t explain structure of thin layers of water
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Mystery of where early Earth’s life-fuelling phosphates came from may have been solved
Meteorites have been source of building blocks for primordial life
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Metallic trihydrogen oxide could explain ice giants’ strange magnetic fields
Compound stable under extreme conditions might be source of Uranus’ and Neptune’s enigmatic magnetosphere
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Research
Prozac and methamphetamine likely responsible for toxins in tap water
Antidepressant and stimulant amine drugs are potential precursors for some of the most toxic compounds formed during water disinfection
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Light-harvesting clusters and titanium dioxide cooperate to fix nitrogen
Atomically precise metal clusters continue to gather momentum by catalysing the production of ammonia
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Research
Engineered yeast can remove heavy metals from wastewater
Easy storage and rapid growth could see yeast compete with bacterial and chemical remediation
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Research
Durable catalyst could enable large scale conversion of carbon dioxide to syngas
Nanocatalysts on crystalline supports show remarkable stability producing hydrogen and carbon monoxide
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Research
Water pipe technology kills microorganisms with localised electric field
Flowing water could power smart pipes
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Research
High-purity cubic phase offers new insight into ice physics
Cubic ice without stacking defects could help improve understanding of ice polymorphism
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Research
Water treatment byproducts linked to thousands of bladder cancers in Europe
Call for countries to do more to drive down levels of trihalomethanes produced during disinfection